Byung‐Kwang Yoo

Prediction of confirmed, hospitalized, and severe COVID-19 cases and mechanistic insights from viral concentrations and variant dynamics in wastewater

Michio Murakami, Ryo Watanabe, Ryo Iwamoto, Ung‐il Chung et autres

Abstract Background Following the end of a public health emergency of international concern, divergence emerged between reported coronavirus disease 2019 (COVID-19) cases and severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) RNA concentrations in wastewater. Exploring viral, clinical, patient, and surveillance-related factors underlying …

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Economic evaluation of the city-level warning system based on surveillance at wastewater treatment plants to recommend optimal clinical COVID-19 screening tests at long-term care facilities, Japan

Byung‐Kwang Yoo, Ryo Iwamoto, Ung‐il Chung, Tomoko Sasaki et autres

The COVID-19 pandemic continues to impose substantial burdens on vulnerable subpopulations such as long-term care facility (LTCF) residents. Our previous simulation study found that the economic efficiency of clinical screening tests (for asymptomatic individuals) at a single LTCF could be maximized if …

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Willingness to pay for nationwide wastewater surveillance system for infectious diseases in Japan

Byung‐Kwang Yoo, Rei Goto, Masaaki Kitajima, Tomoko Sasaki et autres

A nationally-representative survey indicated that the population's valuation would economically justify the nationwide wastewater surveillance system in Japan.

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Economic Evaluation of City-Level Warning Systems Based on Surveillance at Wastewater Treatment Plants to Recommend Optimal Clinical COVID-19 Screening Tests at Facilities, Japan

Byung‐Kwang Yoo, Ryo Iwamoto, Ung‐il Chung, Tomoko Sasaki et autres

Economic Evaluation of Wastewater Surveillance Combined with Clinical COVID-19 Screening Tests, Japan

Byung‐Kwang Yoo, Ryo Iwamoto, Ung‐il Chung, Tomoko Sasaki et autres

The COVID-19 pandemic has imposed substantial burdens on the global society. To find an optimal combination of wastewater surveillance and clinical testing for tracking COVID-19, we evaluated the economic efficiency of hypothetical screening options at a single facility in Japan. To conduct …

[Collaboration between prefectural university and prefectural government during COVID-19: achievements and challenges of evidence-based policy-making project].

Yuki Egashira, Ryo Watanabe, Honami Yoshida, Ung‐il Chung et autres

Economic Evaluation of Telemedicine Consultations to Reduce Unnecessary Neonatal Care Transfers

Byung‐Kwang Yoo, Nikki H. Yang, Kristin R. Hoffman, Tomoko Sasaki et autres

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Economic Evaluation of Wastewater Surveillance Combined with Clinical Tests for Screening COVID-19 at a Facility

Byung‐Kwang Yoo, Ryo Iwamoto, Ung‐il Chung, Tomoko Sasaki et autres

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Clinical Outcomes of Asynchronous Versus Synchronous Telepsychiatry in Primary Care: Randomized Controlled Trial

Peter Yellowlees, Michelle Burke Parish, Álvaro Da Silva González, Steven Richard Chan et autres

BACKGROUND: Asynchronous telepsychiatry (ATP; delayed-time) consultations are a novel form of psychiatric consultation in primary care settings. Longitudinal studies comparing clinical outcomes for ATP with synchronous telepsychiatry (STP) are lacking. OBJECTIVE: This study aims to determine the effectiveness of ATP in improving …

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Clinical Outcomes of Asynchronous Versus Synchronous Telepsychiatry in Primary Care: Randomized Controlled Trial (Preprint)

Peter Yellowlees, Michelle Burke Parish, Álvaro Da Silva González, Steven Richard Chan et autres

BACKGROUND Asynchronous telepsychiatry (ATP; delayed-time) consultations are a novel form of psychiatric consultation in primary care settings. Longitudinal studies comparing clinical outcomes for ATP with synchronous telepsychiatry (STP) are lacking. OBJECTIVE This study aims to determine the effectiveness of ATP in improving …

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Can income-based co-payment rates improve disparity? The case of the choice between brand-name and generic drugs

Yuki Ito, Konan Hara, Byung‐Kwang Yoo, Jun Tomio et autres

BACKGROUND: Higher income population tend to prefer brand-name to generic drugs, which may cause disparity in access to brand-name drugs among income groups. A potential policy that can resolve such disparity is imposing a greater co-payment rate on high-income enrollees. However, the …

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School‐Located Influenza Vaccination: Do Vaccine Clinics at School Raise Vaccination Rates?

Peter G. Szilagyi, Stanley J. Schaffer, Cynthia M. Rand, Nicolas P.N. Goldstein et autres

BACKGROUND: Only half of US schoolchildren receive influenza vaccine. School-located influenza vaccination (SLIV) might raise vaccination rates but conducting flu vaccine clinics at schools is challenging to implement. We compared 2 school-based programs designed to raise influenza vaccination rates: parent reminder/educational messages …

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